CN113484150B - Heat-insulation type cable tension testing device for cable for electric power control - Google Patents

Heat-insulation type cable tension testing device for cable for electric power control Download PDF

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Publication number
CN113484150B
CN113484150B CN202111042817.1A CN202111042817A CN113484150B CN 113484150 B CN113484150 B CN 113484150B CN 202111042817 A CN202111042817 A CN 202111042817A CN 113484150 B CN113484150 B CN 113484150B
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fixedly connected
cable
block
base
seat
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CN113484150A (en
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沈彧
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Jiangsu Xinxun Photoelectric Technology Co ltd
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Jiangsu Xinxun Cable Technology Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • G01N3/10Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • G01N3/04Chucks
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0001Type of application of the stress
    • G01N2203/0003Steady
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0014Type of force applied
    • G01N2203/0016Tensile or compressive
    • G01N2203/0017Tensile
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/003Generation of the force
    • G01N2203/0042Pneumatic or hydraulic means
    • G01N2203/0044Pneumatic means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/022Environment of the test
    • G01N2203/0222Temperature
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/04Chucks, fixtures, jaws, holders or anvils
    • G01N2203/0411Chucks, fixtures, jaws, holders or anvils using pneumatic or hydraulic pressure

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention discloses a heat insulation type cable tension testing device for a cable for electric power control, which relates to the technical field of cable testing, and comprises a base, wherein the top of the base is fixedly connected with a fixed frame, one side of the base is slidably connected with clamping plates which are symmetrically distributed, one side of each clamping plate is provided with positioning strips which are symmetrically distributed, when the cable is subjected to tension testing under different temperature environments, a temperature change box is moved to one side of each clamping plate, the positioning strips enter installation grooves at the bottom of the temperature change box, then the cable penetrates through a hollow transverse pipe and is fixed at one end of the cable through the clamping plates, then a pump body is used for introducing substances into a cavity, the temperature environment inside the hollow transverse pipe is changed by the different temperatures of the substances and flows through the cavity, so that different temperature environments are simulated, then tension testing is carried out, and the change of the cable under different temperature environments is convenient to test, the testing efficiency is improved.

Description

Heat-insulation type cable tension testing device for cable for electric power control
Technical Field
The invention relates to the field of cables, in particular to a cable tension testing device for a heat-insulation type cable for electric power control.
Background
A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.
This application improves under prior art, and among the prior art, when current thermal-insulated type for electric power control cable pulling force testing arrangement carries out the pulling force test, can only carry out the pulling force test to the cable under normal atmospheric temperature usually, can not carry out the pulling force test under different ambient temperature, the pulling force test obtains the result comparatively single, and is not comprehensive enough, and the test effect is relatively poor, and efficiency of software testing is lower.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a cable tension testing device for a heat insulation type cable for electric power control.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a cable tension test device for cable is controlled to thermal-insulated type electric power, includes the base, base top fixedly connected with mount, one side sliding connection of base has the grip block of symmetric distribution, one side of grip block is equipped with the location strip of symmetric distribution, location strip and base top fixed connection, one side that the grip block was kept away from to the location strip is equipped with the temperature change case, the mounting groove of symmetric distribution is seted up to the bottom of temperature change case, and mounting groove and location strip looks adaptation, the preceding facade fixedly connected with work platform of base, work platform's top is provided with tension test mechanism.
As a further scheme of the invention: the temperature change case includes the casing, the inner wall fixedly connected with cavity of casing is violently managed, the cavity is violently managed and is reserved between the casing and have the cavity, the U-shaped pipe that the both sides fixedly connected with multiunit equidistance of casing distributes, and U-shaped pipe and grip block are inside to be linked together, the connecting pipe of the both sides fixedly connected with central symmetry of casing, and connecting pipe and cavity are linked together, the one end fixedly connected with pump body that the cavity was violently managed is kept away from to the connecting pipe, the other end fixedly connected with conveyer pipe of the pump body.
As a still further scheme of the invention: the tensile force accredited testing organization includes the base plate, base plate and work platform fixed connection, the bottom fixedly connected with of base plate and work platform fixed connection's fixing base, one side fixedly connected with second cylinder of base plate, the drive end fixedly connected with briquetting of second cylinder, the shape of briquetting is the U-shaped, one side of fixing base is equipped with the multiunit mount pad, mount pad and work platform top fixed connection, and the shape of mount pad is L shape, the first cylinder of mount pad top fixedly connected with, the drive end fixedly connected with fixed block of first cylinder, one side fixedly connected with connecting block of first cylinder is kept away from to the fixed block, the fixed union coupling in one side that the fixed block was kept away from to the connecting block has the movable block.
As a still further scheme of the invention: be equipped with the mounting panel between movable block and the fixing base, movable block and mounting panel fixed connection, mounting panel and work platform sliding connection, fixedly connected with third cylinder in the mounting panel, the drive end of third cylinder articulates there is the splint of symmetric distribution, fixedly connected with transmission pin on the splint, and transmission pin and mounting panel rotate to be connected.
As a still further scheme of the invention: the top of fixing base has been seted up the indent, and indent and briquetting looks adaptation, the fixing base is close to one side top of mount pad and has been seted up multiunit threading groove, the quantity in threading groove is the same with the quantity of mount pad.
As a still further scheme of the invention: the top fixedly connected with symmetric distribution's of mount support, it is two sets of rotate between the support and be connected with first screw rod, the outer wall threaded connection of first screw rod has the thread bush, the outer wall fixedly connected with connecting seat of thread bush, the bottom fixedly connected with sliding seat of connecting seat, the both sides of first screw rod are equipped with symmetric distribution's guide rail, and guide rail and mount fixed connection, the outer wall sliding connection of guide rail has the guide holder, and guide holder and sliding seat fixed connection.
As a still further scheme of the invention: one side of the fixing frame is provided with a transmission bend box, the transmission bend box is fixedly connected with the support, the outer wall of one end, extending into the transmission bend box, of the first screw rod is fixedly sleeved with a driven bevel gear, one side of the driven bevel gear is meshed with a driving bevel gear, the bottom of the transmission bend box is fixedly connected with a first motor, and an output shaft of the first motor is fixedly connected with the driving bevel gear.
As a still further scheme of the invention: the bottom fixedly connected with symmetric distribution's of sliding seat L shape connecting seat, it is two sets of rotate between the L shape connecting seat and be connected with the second screw rod, the outer wall threaded connection of second screw rod has the multiunit riser, the top fixedly connected with slider of riser, the inner wall sliding connection of slider have with sliding seat bottom fixed connection's gib block, bottom one side of sliding seat is equipped with the second motor, second motor and L shape connecting seat fixed connection, and the output shaft and the second screw rod fixed connection of second motor.
As a still further scheme of the invention: one side fixedly connected with connecting plate of riser, one side sliding connection that the riser was kept away from to the connecting plate has the fly leaf, one side bottom fixedly connected with die clamping cylinder that the connecting plate was kept away from to the fly leaf, install the arm lock of symmetric distribution on the die clamping cylinder.
As a still further scheme of the invention: the top of the connecting plate is fixedly connected with a third motor, an output shaft of the third motor is fixedly connected with a stud, the stud is rotatably connected with the connecting plate, a thread block is in threaded connection with the outer wall of the stud, the thread block is slidably connected with the inner wall of the connecting plate, and the thread block is fixedly connected with the movable plate.
The invention has the following beneficial effects:
1. when the tension testing device is used, when the tension testing device is used for performing tension testing on a cable, the cable is clamped through the clamping cylinder and the clamping arms, one end of the cable is enabled to fall between the two groups of clamping plates, the symmetrically distributed fourth cylinders are installed in the base, and the driving ends of the fourth cylinders are fixedly connected with the clamping plates, wherein the fourth cylinders are not shown in the figure, one end of the cable is fixed through the fourth cylinders and the clamping plates, then the second motor is started to enable the second screw rod to rotate, the second screw rod rotates to drive the vertical plate to move so as to drive the clamping cylinder to move, the other end of the cable is clamped through the clamping cylinder and the clamping arms, the clamping cylinder moves through the rotation of the second screw rod so as to pull the cable to perform testing, and a tension measuring device is the prior art and is not described herein;
2. according to the invention, when the cable is subjected to tension test in different temperature environments, the temperature change box is moved to one side of the clamping plate, the positioning strip enters the installation groove at the bottom of the temperature change box, then the cable penetrates through the hollow transverse pipe and one end of the cable is fixed through the clamping plate, then a substance is introduced into the cavity through the pump body, wherein the pump body can be a water pump or an air pump, so that the substance can be water or gas, and flows through the cavity through different temperatures of the substance, so that the temperature environment in the hollow transverse pipe is changed, different temperature environments are simulated, the tension test is carried out, the change of the cable in different temperature environments is conveniently tested, and the test efficiency is improved;
3. according to the invention, when the connection between the wire core of the cable and the cable connector is subjected to a tension test, the cable connector is placed in the pressing groove at the top of the fixing base, the second air cylinder is started, the driving end of the second air cylinder drives the pressing block to move downwards and tightly press the cable connector, then the wire core passes through the threading groove and is placed between the two groups of clamping plates, the third air cylinder is started to enable the clamping plates to clamp the wire core, the first air cylinder is started, the driving end of the first air cylinder drives the fixing block to move, and further drives the mounting plate to move through the connecting block and the movable block so as to pull the wire core, so that the test is convenient, the test efficiency is improved, and the comprehensiveness of the tension test is improved.
Drawings
Fig. 1 is a schematic structural diagram of a cable tension testing device for a heat insulation type cable for electric power control according to the present invention;
fig. 2 is a structural view of a temperature change box of the cable tension testing device for the heat insulation type cable for electric power control according to the present invention;
fig. 3 is a top view of a temperature change box of the cable tension testing device for an insulated power management cable according to the present invention;
fig. 4 is a front view of a cable tension testing device for an insulated power management cable according to the present invention;
FIG. 5 is an enlarged view of the structure at A of FIG. 1 according to the present invention;
FIG. 6 is an enlarged view of the structure at B of FIG. 1 according to the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 6 at C according to the present invention;
fig. 8 is an enlarged view of fig. 4 at D according to the present invention.
Illustration of the drawings:
the device comprises a base 1, a fixed frame 2, a movable seat 3, a guide seat 4, a first motor 5, a transmission direction changing box 6, a support 7, a threaded sleeve 8, a connecting seat 9, a guide rail 10, a temperature changing box 11, a working platform 12, a tension testing mechanism 13, a mounting seat 14, a first air cylinder 15, a fixed block 16, a connecting block 17, a movable block 18, a fixed seat 19, a second air cylinder 20, a pressing block 21, a threading groove 22, a threaded block 23, a connecting plate 24 and a mounting groove 25, the device comprises a positioning strip 26, a clamping plate 27, a mounting plate 28, a third air cylinder 29, a clamping plate 30, a base plate 31, a shell 32, a hollow transverse tube 33, a U-shaped tube 34, a pump body 35, a conveying tube 36, a cavity 37, a first screw rod 38, a second motor 39, a second screw rod 40, an L-shaped connecting seat 41, a guide strip 42, a sliding block 43, a movable plate 44, a clamping air cylinder 45, a clamping arm 46, a vertical plate 47, a third motor 48, a stud 49 and a connecting tube 50.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-8, the invention provides a thermal insulation type cable tension testing device for a cable for electric power control, which comprises a base 1, wherein the top of the base 1 is fixedly connected with a fixed frame 2, one side of the base 1 is slidably connected with clamping plates 27 which are symmetrically distributed, one side of each clamping plate 27 is provided with positioning strips 26 which are symmetrically distributed, the positioning strips 26 are fixedly connected with the top of the base 1, one side of each positioning strip 26, which is far away from the clamping plates 27, is provided with a temperature change box 11, the bottom of each temperature change box 11 is provided with mounting grooves 25 which are symmetrically distributed, the mounting grooves 25 are matched with the positioning strips 26, the front vertical surface of the base 1 is fixedly connected with a working platform 12, and the top of the working platform 12 is provided with a tension testing mechanism 13.
Temperature change case 11 includes casing 32, the interior wall fixedly connected with cavity violently pipe 33 of casing 32, it has cavity 37 to reserve between cavity violently pipe 33 and the casing 32, the both sides fixedly connected with multiunit equidistance distribution's of casing 32U-shaped pipe 34, and U-shaped pipe 34 is inside to be linked together with grip block 27, the both sides fixedly connected with central symmetric distribution's of casing 32 connecting pipe 50, and connecting pipe 50 is linked together with cavity 37, the one end fixedly connected with pump body 35 that the cavity violently managed 33 was kept away from to connecting pipe 50, the other end fixedly connected with conveyer pipe 36 of pump body 35, be convenient for change the internal environment temperature of cavity violently pipe 33.
Tensile test mechanism 13 includes base plate 31, base plate 31 and work platform 12 fixed connection, the bottom fixedly connected with of base plate 31 and work platform 12 fixed connection's fixing base 19, one side fixedly connected with second cylinder 20 of base plate 31, the drive end fixedly connected with briquetting 21 of second cylinder 20, the shape of briquetting 21 is the U-shaped, briquetting 21 compresses tightly the cable connection head, one side of fixing base 19 is equipped with multiunit mount pad 14, mount pad 14 and work platform 12 top fixed connection, and the shape of mount pad 14 is the L shape, the first cylinder 15 of the 14 top fixedly connected with of mount pad, the drive end fixedly connected with fixed block 16 of first cylinder 15, one side fixedly connected with connecting block 17 of first cylinder 15 is kept away from to fixed block 16, the fixed union coupling in one side that fixed block 16 was kept away from to fixed block 17 has movable block 18.
Be equipped with mounting panel 28 between movable block 18 and the fixing base 19, movable block 18 and mounting panel 28 fixed connection, mounting panel 28 and work platform 12 sliding connection, fixedly connected with third cylinder 29 in the mounting panel 28, the drive end of third cylinder 29 articulates there is the splint 30 of symmetric distribution, fixedly connected with drive pin on the splint 30, and drive pin and mounting panel 28 rotate and be connected, the centre gripping sinle silk of being convenient for.
The indent has been seted up at the top of fixing base 19, and indent and briquetting 21 looks adaptation, and fixing base 19 is close to one side top of mount pad 14 and has been seted up multiunit threading groove 22, and the quantity of threading groove 22 is the same with the quantity of mount pad 14.
The top of the fixed frame 2 is fixedly connected with symmetrically distributed support seats 7, a first screw 38 is rotatably connected between the two groups of support seats 7, the outer wall of the first screw 38 is in threaded connection with a threaded sleeve 8, the outer wall of the threaded sleeve 8 is fixedly connected with a connecting seat 9, the bottom of the connecting seat 9 is fixedly connected with a movable seat 3, two sides of the first screw 38 are provided with symmetrically distributed guide rails 10, the guide rails 10 are fixedly connected with the fixed frame 2, the outer walls of the guide rails 10 are in sliding connection with guide seats 4, and the guide seats 4 are fixedly connected with the movable seat 3;
one side of the fixed frame 2 is provided with a transmission redirection box 6, the transmission redirection box 6 is fixedly connected with the support 7, the outer wall of one end of the first screw 38 extending into the transmission redirection box 6 is fixedly sleeved with a driven bevel gear, one side of the driven bevel gear is meshed with a driving bevel gear, the bottom of the transmission redirection box 6 is fixedly connected with a first motor 5, the output shaft of the first motor 5 is fixedly connected with the driving bevel gear, and transmission guiding is carried out through the matching of the driving bevel gear and the driven bevel gear, wherein the driving bevel gear and the driven bevel gear are not shown in the figure;
the bottom of the movable seat 3 is fixedly connected with L-shaped connecting seats 41 which are symmetrically distributed, a second screw 40 is rotatably connected between the two groups of L-shaped connecting seats 41, the outer wall of the second screw 40 is in threaded connection with a plurality of groups of vertical plates 47, the tops of the vertical plates 47 are fixedly connected with sliding blocks 43, the inner walls of the sliding blocks 43 are slidably connected with guide strips 42 fixedly connected with the bottom of the movable seat 3, one side of the bottom of the movable seat 3 is provided with a second motor 39, the second motor 39 is fixedly connected with the L-shaped connecting seats 41, and the output shaft of the second motor 39 is fixedly connected with the second screw 40;
one side of the vertical plate 47 is fixedly connected with a connecting plate 24, one side of the connecting plate 24, which is far away from the vertical plate 47, is slidably connected with a movable plate 44, the bottom of one side of the movable plate 44, which is far away from the connecting plate 24, is fixedly connected with a clamping cylinder 45, and the clamping cylinder 45 is provided with clamping arms 46 which are symmetrically distributed;
the top of the connecting plate 24 is fixedly connected with a third motor 48, an output shaft of the third motor 48 is fixedly connected with a stud 49, the stud 49 is rotatably connected with the connecting plate 24, the outer wall of the stud 49 is in threaded connection with a threaded block 23, the threaded block 23 is in sliding connection with the inner wall of the connecting plate 24, and the threaded block 23 is fixedly connected with the movable plate 44, so that the cable can be conveniently changed at each position.
The working principle is as follows:
in the application, the output shaft of the first motor 5 is fixedly connected with a driving bevel gear, the outer wall of the first screw 38 is fixedly connected with a driven bevel gear, so that the output shaft of the first motor 5 drives the first screw 38 to rotate when rotating to drive the connecting seat 9 to move back and forth, so that the movable seat 3 moves back and forth, the output shaft of the second motor 39 drives the second screw 40 to rotate to drive the sliding block 43 to move and further drive the transverse position of the clamping cylinder 45 to move, the output shaft of the third motor 48 drives the stud 49 to rotate so as to change the height position of the clamping cylinder 45 through the connecting plate 24 and the movable plate 44, and the clamping arms 46 can clamp cables to change the positions;
in the application, when the cable is subjected to a tension test, the cable is clamped by the clamping cylinder 45 and the clamping arms 46, one end of the cable is made to fall between the two groups of clamping plates 27, symmetrically distributed fourth cylinders are installed in the base 1, and the driving ends of the fourth cylinders are fixedly connected with the clamping plates 27, wherein the fourth cylinders are not shown in the figure, one end of the cable is fixed by the fourth cylinders and the clamping plates 27, then the second motor 39 is started to rotate the second screw 40, the second screw 40 rotates to drive the vertical plate 47 to move and further drive the clamping cylinder 45 to move, the other end of the cable is clamped by the clamping cylinder 45 and the clamping arms 46, the clamping cylinder 45 moves and further pulls the cable to test by rotating the second screw 40, wherein a tension measuring device is the prior art, and is not described herein;
in the application, when the cable is subjected to tension test in different temperature environments, the temperature change box 11 is moved to one side of the clamping plate 27, the positioning strip 26 enters the installation groove 25 at the bottom of the temperature change box 11, then the cable penetrates through the hollow transverse pipe 33 and one end of the cable is fixed through the clamping plate 27, then a substance is introduced into the cavity 37 through the pump body 35, wherein the pump body 35 can be a water pump or an air pump, therefore, the substance can be water or air, the temperature inside the hollow transverse pipe 33 is changed by flowing through the cavity 37 through different temperatures of the substance, so that different temperature environments are simulated, the tension test is performed, the change of the cable in different temperature environments is conveniently tested, and the test efficiency is improved;
in this application, when carrying out the tensile test to being connected between the sinle silk of cable and the cable joint head, arrange the cable joint head in the indent at fixing base 19 top, start second cylinder 20, the drive end of second cylinder 20 drives briquetting 21 and moves down and compress tightly the cable joint head, afterwards, make the sinle silk pass through threading groove 22 and place between two sets of splint 30, start third cylinder 29 and make splint 30 carry out the centre gripping to the sinle silk, start first cylinder 15, first cylinder 15 drives drive end drive 16 and removes and then drive mounting panel 28 through connecting block 17 and movable block 18 and remove and stimulate the sinle silk, the test of being convenient for, the efficiency of software testing is improved, the comprehensiveness of tensile test has been improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a cable pulling force testing arrangement for cable is controlled to thermal-insulated type electric power, includes base (1), its characterized in that: the testing device is characterized in that a fixing frame (2) is fixedly connected to the top of the base (1), one side of the base (1) is slidably connected with clamping plates (27) which are symmetrically distributed, positioning strips (26) which are symmetrically distributed are arranged on one side of each clamping plate (27), the positioning strips (26) are fixedly connected with the top of the base (1), a temperature change box (11) is arranged on one side, away from the clamping plates (27), of each positioning strip (26), installation grooves (25) which are symmetrically distributed are formed in the bottom of each temperature change box (11), the installation grooves (25) are matched with the positioning strips (26), a working platform (12) is fixedly connected to the front vertical face of the base (1), and a tension testing mechanism (13) is arranged at the top of the working platform (12);
the temperature change box (11) comprises a shell (32), a hollow transverse pipe (33) is fixedly connected to the inner wall of the shell (32), a cavity (37) is reserved between the hollow transverse pipe (33) and the shell (32), a plurality of groups of U-shaped pipes (34) distributed at equal intervals are fixedly connected to two sides of the shell (32), the U-shaped pipes (34) are communicated with the inside of a clamping plate (27), connecting pipes (50) distributed in a central symmetry mode are fixedly connected to two sides of the shell (32), the connecting pipes (50) are communicated with the cavity (37), a pump body (35) is fixedly connected to one end, far away from the hollow transverse pipe (33), of each connecting pipe (50), and a conveying pipe (36) is fixedly connected to the other end of each pump body (35);
the tension testing mechanism (13) comprises a base plate (31), the base plate (31) is fixedly connected with a working platform (12), the bottom of the base plate (31) is fixedly connected with a fixing seat (19) fixedly connected with the working platform (12), one side of the base plate (31) is fixedly connected with a second air cylinder (20), a pressing block (21) is fixedly connected with a driving end of the second air cylinder (20), the pressing block (21) is U-shaped, a plurality of groups of mounting seats (14) are arranged on one side of the fixing seat (19), the mounting seats (14) are fixedly connected with the top of the working platform (12), the mounting seats (14) are L-shaped, a first air cylinder (15) is fixedly connected with the top of the mounting seats (14), a fixing block (16) is fixedly connected with the driving end of the first air cylinder (15), and a connecting block (17) is fixedly connected with one side, far away from the first air cylinder (15), of the fixing block (16), a movable block (18) is connected with one side of the connecting block (17) far away from the fixed block (16) through a fixed pipe;
be equipped with mounting panel (28) between movable block (18) and fixing base (19), movable block (18) and mounting panel (28) fixed connection, mounting panel (28) and work platform (12) sliding connection, fixedly connected with third cylinder (29) in mounting panel (28), the drive end of third cylinder (29) articulates splint (30) that have the symmetric distribution, fixedly connected with drive pin on splint (30), and drive pin and mounting panel (28) rotate and are connected.
2. The cable tension test device for the insulated power control cable according to claim 1, wherein: the top of fixing base (19) has been seted up the indent, and indent and briquetting (21) looks adaptation, one side top that fixing base (19) are close to mount pad (14) has been seted up multiunit threading groove (22), the quantity of threading groove (22) is the same with the quantity of mount pad (14).
3. The cable tension test device for the insulated power control cable according to claim 1, wherein: support (7) of the top fixedly connected with symmetric distribution of mount (2), it is two sets of rotate between support (7) and be connected with first screw rod (38), the outer wall threaded connection of first screw rod (38) has thread bush (8), the outer wall fixedly connected with connecting seat (9) of thread bush (8), the bottom fixedly connected with sliding seat (3) of connecting seat (9), the both sides of first screw rod (38) are equipped with symmetric distribution's guide rail (10), and guide rail (10) and mount (2) fixed connection, the outer wall sliding connection of guide rail (10) has guide holder (4), and guide holder (4) and sliding seat (3) fixed connection.
4. The cable tension test device for the insulated power control cable according to claim 3, wherein: one side of mount (2) is equipped with transmission bend case (6), and transmission bend case (6) and support (7) fixed connection, the one end outer wall that first screw rod (38) stretched into transmission bend case (6) is fixed to be cup jointed driven bevel gear, the meshing of one side of driven bevel gear has drive bevel gear, the bottom fixedly connected with first motor (5) of transmission bend case (6), and the output shaft and the drive bevel gear fixed connection of first motor (5).
5. The cable tension test device for the insulated power control cable according to claim 3, wherein: the L shape connecting seat (41) of the bottom fixedly connected with symmetric distribution of sliding seat (3), it is two sets of rotate between L shape connecting seat (41) and be connected with second screw rod (40), the outer wall threaded connection of second screw rod (40) has multiunit riser (47), the top fixedly connected with slider (43) of riser (47), the inner wall sliding connection of slider (43) has with sliding seat (3) bottom fixed connection's gib block (42), bottom one side of sliding seat (3) is equipped with second motor (39), second motor (39) and L shape connecting seat (41) fixed connection, and the output shaft and second screw rod (40) fixed connection of second motor (39).
6. The apparatus according to claim 5, wherein the apparatus further comprises: one side fixedly connected with connecting plate (24) of riser (47), one side sliding connection that riser (47) were kept away from in connecting plate (24) has fly leaf (44), one side bottom fixedly connected with die clamping cylinder (45) of connecting plate (24) are kept away from in fly leaf (44), install arm lock (46) of symmetric distribution on die clamping cylinder (45).
7. The apparatus according to claim 6, wherein the apparatus further comprises: the top of the connecting plate (24) is fixedly connected with a third motor (48), an output shaft of the third motor (48) is fixedly connected with a stud (49), the stud (49) is rotatably connected with the connecting plate (24), the outer wall of the stud (49) is in threaded connection with a thread block (23), the thread block (23) is in sliding connection with the inner wall of the connecting plate (24), and the thread block (23) is fixedly connected with the movable plate (44).
CN202111042817.1A 2021-09-07 2021-09-07 Heat-insulation type cable tension testing device for cable for electric power control Active CN113484150B (en)

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CN114323963A (en) * 2021-12-28 2022-04-12 南京宁源塑胶科技有限公司 Variable-temperature tension testing device for testing performance of cold-resistant and wear-resistant PA66 polymer

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KR100785376B1 (en) * 2006-11-21 2007-12-18 국방과학연구소 Apparatus for high temperature bending test of composite material structure using load transfer path and direction switch
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KR100785376B1 (en) * 2006-11-21 2007-12-18 국방과학연구소 Apparatus for high temperature bending test of composite material structure using load transfer path and direction switch
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